java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:09:24,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:09:24,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:09:24,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:09:24,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:09:24,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:09:24,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:09:24,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:09:24,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:09:24,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:09:24,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:09:24,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:09:24,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:09:24,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:09:24,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:09:24,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:09:24,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:09:24,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:09:24,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:09:24,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:09:24,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:09:24,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:09:24,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:09:24,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:09:24,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:09:24,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:09:24,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:09:24,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:09:24,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:09:24,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:09:24,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:09:24,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:09:24,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:09:24,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:09:24,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:09:24,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:09:24,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:09:24,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:09:24,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:09:24,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:09:24,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:09:24,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:09:24,137 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:09:24,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:09:24,138 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:09:24,139 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:09:24,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:09:24,140 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:09:24,140 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:09:24,140 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:09:24,140 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:09:24,140 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:09:24,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:09:24,143 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:09:24,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:09:24,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:09:24,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:09:24,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:09:24,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:09:24,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:09:24,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:09:24,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:09:24,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:09:24,145 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:09:24,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:09:24,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:09:24,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:09:24,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:09:24,146 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:09:24,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:09:24,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:09:24,147 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:09:24,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:09:24,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:09:24,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:09:24,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:09:24,221 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:09:24,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2019-09-11 17:09:24,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f50a45d3/d5fe8fe2069e4a8e90def0c52e2a4475/FLAGc36a4f78d [2019-09-11 17:09:25,118 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:09:25,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2019-09-11 17:09:25,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f50a45d3/d5fe8fe2069e4a8e90def0c52e2a4475/FLAGc36a4f78d [2019-09-11 17:09:25,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f50a45d3/d5fe8fe2069e4a8e90def0c52e2a4475 [2019-09-11 17:09:25,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:09:25,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:09:25,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:09:25,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:09:25,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:09:25,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:09:25" (1/1) ... [2019-09-11 17:09:25,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d4734ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:25, skipping insertion in model container [2019-09-11 17:09:25,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:09:25" (1/1) ... [2019-09-11 17:09:25,663 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:09:25,853 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:09:27,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:09:27,871 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:09:28,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:09:28,974 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:09:28,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28 WrapperNode [2019-09-11 17:09:28,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:09:28,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:09:28,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:09:28,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:09:28,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:28,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:29,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:29,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:31,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:31,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:31,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... [2019-09-11 17:09:31,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:09:31,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:09:31,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:09:31,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:09:31,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:09:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:09:31,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:09:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:09:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 17:09:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-09-11 17:09:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-09-11 17:09:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-09-11 17:09:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-09-11 17:09:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-09-11 17:09:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-09-11 17:09:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-09-11 17:09:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-09-11 17:09:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-09-11 17:09:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-09-11 17:09:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-09-11 17:09:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-09-11 17:09:31,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-09-11 17:09:31,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-09-11 17:09:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-09-11 17:09:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-09-11 17:09:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-09-11 17:09:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-09-11 17:09:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-09-11 17:09:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-09-11 17:09:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-09-11 17:09:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-09-11 17:09:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:09:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-09-11 17:09:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-09-11 17:09:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-09-11 17:09:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-09-11 17:09:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-09-11 17:09:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-09-11 17:09:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-09-11 17:09:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-09-11 17:09:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-09-11 17:09:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-09-11 17:09:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-09-11 17:09:31,472 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-09-11 17:09:31,472 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-09-11 17:09:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:09:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-09-11 17:09:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-09-11 17:09:31,473 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-09-11 17:09:31,473 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-09-11 17:09:31,473 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-09-11 17:09:31,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:09:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:09:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 17:09:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:09:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-09-11 17:09:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-09-11 17:09:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:09:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-09-11 17:09:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-09-11 17:09:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 17:09:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 17:09:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 17:09:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 17:09:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-11 17:09:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:09:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-09-11 17:09:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-09-11 17:09:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-09-11 17:09:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-09-11 17:09:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-09-11 17:09:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-09-11 17:09:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-09-11 17:09:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-09-11 17:09:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-09-11 17:09:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-09-11 17:09:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-09-11 17:09:31,479 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-09-11 17:09:31,479 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-09-11 17:09:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-09-11 17:09:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-09-11 17:09:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-09-11 17:09:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-09-11 17:09:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-09-11 17:09:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-09-11 17:09:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-09-11 17:09:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-09-11 17:09:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-09-11 17:09:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-09-11 17:09:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-09-11 17:09:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-09-11 17:09:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-09-11 17:09:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-09-11 17:09:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-09-11 17:09:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-09-11 17:09:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-09-11 17:09:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-09-11 17:09:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-09-11 17:09:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-09-11 17:09:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-09-11 17:09:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:09:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:09:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-11 17:09:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:09:59,630 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:09:59,631 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:09:59,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:09:59 BoogieIcfgContainer [2019-09-11 17:09:59,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:09:59,635 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:09:59,635 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:09:59,635 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:09:59,636 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:09:59" (1/1) ... [2019-09-11 17:09:59,801 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:09:59,880 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 17:09:59,885 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 88 root evaluator evaluations with a maximum evaluation depth of 0. Performed 88 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 170 variables. [2019-09-11 17:09:59,885 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:09:59,888 INFO L168 Benchmark]: Toolchain (without parser) took 34242.35 ms. Allocated memory was 142.1 MB in the beginning and 1.0 GB in the end (delta: 906.0 MB). Free memory was 68.8 MB in the beginning and 756.2 MB in the end (delta: -687.4 MB). Peak memory consumption was 218.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:09:59,889 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.1 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:09:59,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3327.72 ms. Allocated memory was 142.1 MB in the beginning and 353.4 MB in the end (delta: 211.3 MB). Free memory was 68.5 MB in the beginning and 187.3 MB in the end (delta: -118.8 MB). Peak memory consumption was 186.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:09:59,891 INFO L168 Benchmark]: Boogie Preprocessor took 2410.07 ms. Allocated memory was 353.4 MB in the beginning and 496.5 MB in the end (delta: 143.1 MB). Free memory was 187.3 MB in the beginning and 302.5 MB in the end (delta: -115.2 MB). Peak memory consumption was 204.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:09:59,893 INFO L168 Benchmark]: RCFGBuilder took 28247.62 ms. Allocated memory was 496.5 MB in the beginning and 1.0 GB in the end (delta: 551.6 MB). Free memory was 302.5 MB in the beginning and 770.3 MB in the end (delta: -467.8 MB). Peak memory consumption was 659.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:09:59,893 INFO L168 Benchmark]: Abstract Interpretation took 250.83 ms. Allocated memory is still 1.0 GB. Free memory was 770.3 MB in the beginning and 756.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:09:59,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.1 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3327.72 ms. Allocated memory was 142.1 MB in the beginning and 353.4 MB in the end (delta: 211.3 MB). Free memory was 68.5 MB in the beginning and 187.3 MB in the end (delta: -118.8 MB). Peak memory consumption was 186.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2410.07 ms. Allocated memory was 353.4 MB in the beginning and 496.5 MB in the end (delta: 143.1 MB). Free memory was 187.3 MB in the beginning and 302.5 MB in the end (delta: -115.2 MB). Peak memory consumption was 204.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 28247.62 ms. Allocated memory was 496.5 MB in the beginning and 1.0 GB in the end (delta: 551.6 MB). Free memory was 302.5 MB in the beginning and 770.3 MB in the end (delta: -467.8 MB). Peak memory consumption was 659.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 250.83 ms. Allocated memory is still 1.0 GB. Free memory was 770.3 MB in the beginning and 756.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 96]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...